From 2196dc9f868334beabd8c3585127a74bf42ce6b7 Mon Sep 17 00:00:00 2001
From: Pekaso <pekaso34@gmail.com>
Date: Sun, 3 Jun 2018 00:48:34 +0900
Subject: Add support for staggerd column layout KB "Fortitude60" (#3090)

* modifying fortitude for working

* add accurate keymap

* backlight fix

* Fix slave LED Backlight

* Add readme.md

* modified readme.md

* Fixed make error

* Commit including suggestions

* Add dvorak and colemak layout and some fix
---
 keyboards/fortitude60/split_util.c | 85 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 85 insertions(+)
 create mode 100644 keyboards/fortitude60/split_util.c

(limited to 'keyboards/fortitude60/split_util.c')

diff --git a/keyboards/fortitude60/split_util.c b/keyboards/fortitude60/split_util.c
new file mode 100644
index 000000000..1adae7844
--- /dev/null
+++ b/keyboards/fortitude60/split_util.c
@@ -0,0 +1,85 @@
+#include <avr/io.h>
+#include <avr/wdt.h>
+#include <avr/power.h>
+#include <avr/interrupt.h>
+#include <util/delay.h>
+#include <avr/eeprom.h>
+#include "split_util.h"
+#include "matrix.h"
+#include "keyboard.h"
+#include "config.h"
+#include "timer.h"
+
+#include "serial.h"
+
+volatile bool isLeftHand = true;
+
+static void setup_handedness(void) {
+  #ifdef EE_HANDS
+    isLeftHand = eeprom_read_byte(EECONFIG_HANDEDNESS);
+  #else
+    // I2C_MASTER_RIGHT is deprecated, use MASTER_RIGHT instead, since this works for both serial and i2c
+    #if defined(I2C_MASTER_RIGHT) || defined(MASTER_RIGHT)
+      isLeftHand = !has_usb();
+    #else
+      isLeftHand = has_usb();
+    #endif
+  #endif
+}
+
+static void keyboard_master_setup(void) {
+#ifdef USE_I2C
+    i2c_master_init();
+#ifdef SSD1306OLED
+    matrix_master_OLED_init ();
+#endif
+#else
+    serial_master_init();
+#endif
+}
+
+static void keyboard_slave_setup(void) {
+  timer_init();
+#ifdef USE_I2C
+    i2c_slave_init(SLAVE_I2C_ADDRESS);
+#else
+    serial_slave_init();
+#endif
+}
+
+bool has_usb(void) {
+  /* return (UDADDR & _BV(ADDEN)); */
+   USBCON |= (1 << OTGPADE); //enables VBUS pad
+   _delay_us(5);
+   return (USBSTA & (1<<VBUS));  //checks state of VBUS
+}
+
+void split_keyboard_setup(void) {
+   setup_handedness();
+
+   if (isLeftHand) {
+   /* if (has_usb()) { */
+      keyboard_master_setup();
+   } else {
+      keyboard_slave_setup();
+   }
+   sei();
+}
+
+void keyboard_slave_loop(void) {
+   matrix_init();
+
+   while (1) {
+      matrix_slave_scan();
+   }
+}
+
+// this code runs before the usb and keyboard is initialized
+void matrix_setup(void) {
+    split_keyboard_setup();
+
+    if (!isLeftHand) {
+    /* if (!has_usb()) { */
+        keyboard_slave_loop();
+    }
+}
-- 
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